ABSTRACT
The spread of information networks in communities and organizations have led to a daily huge volume of
information exchange between different networks which, of course, has resulted in new threats to the national
organizations. It can be said that information security has become today one of the most challenging areas. In
other words, defects and disadvantages of computer network security address irreparable damage for enterprises.
Therefore, identification of security threats and ways of dealing with them is essential. But the question raised in
this regard is that what are the strategies and policies to deal with security threats that must be taken to ensure
the security of computer networks? In this context, the present study intends to do a review of the literature by
using earlier researches and library approach, to provide security solutions in the face of threats to their
computer networks. The results of this research can lead to more understanding of security threats and ways to
deal with them and help to implement a secure information platform.
Keywords: - Computer Network, Security, Threats.